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J. ti , hITRATE LOADING STUD1- REQUIREMENTS CHECKLIST San Joaquin County Development Title Chapter 9-1105,Section 9-1105.2 PA# UP-01-08 5=sufflelent Mosuffleient SITE LOCATION: 16750 State Route 88, Lockeford REPORT DATE: March 28,2003 S I CHEMICAL AND PHYSICAL PROPERTIES OF SOIL a ❑ Description of the chemical and physical properties of the soils underlying the site. ❑ Description of the mass transport properties of the soils underlying the site with respect to nitrate and/or any other constituent of concern identified for the project site. GROUNDWATER ANALYSIS: DESCRIPTION OF CURRENT AND FUTURE USES OF, DEPTH TO GROUNDWATER, SEASOAL FLUCTUATIONSDIRECTIONAL FLOW AND AQUIFERS 0 ❑ Description of: depth to groundwater, seasonal fluctuations of groundwater depth, directional flow and gradient. ❑ Description/discussion of any existing or potential groundwater contamination issues in the general location of the site. ■ ❑ Description of the current use of groundwater at the site and of the future expected use of groundwater as related to the proposed development project. SOURCES AND CALCULATED IMPACT OF NITRATE TO GROUNDWATER ❑ ■ Description of all current off-site sources of nitrate to soil and groundwater in the general upgradient area and the contribution of nitrate load from these sources to the project site. ❑ Description of impact of rainfall contribution of nitrate load to the project site. E ❑ Description of all current on-site sources of nitrate to soil and groundwater and the contribution of nitrate load from these sources to the project site. ❑ 0 Description of all proposed future on-site sources of nitrate to soil and groundwater and the contribution of nitrate load from these sources to the project site. ❑ Calculated mass balance of nitrogen loading considering all potential sources identified. Use of Hanztche/ Finnemore formula if applicable. ❑ Calculated impact of nitrogen loading from site project to downgradient wells, rivers lakes, etc. DISCUSSION OF NITRATE LOADING RESULTS RELATIVE TO PROPOSED METHOD OF WASTEWATER DISPOSAL E ❑ Discussion of total nitrate impact from proposed project . ❑ Description of the methods proposed to mitigate any known or future impact to soil and groundwater from nitrate, and/or any other constituent of concern, at and/or around the project site. CONCLUSION SECTION k ❑ The report was signed and stamped by the appropriately registered individual. ❑ The attachments/appendices contain suffiecient documentation to support claims made in report. COMMENTS: REVIEWED BY: Lisa Medina,Senior REHS REVIEWED DATE: July 1,2003